Fix typo: wihch -> which

diff --git a/tour.mdwn b/tour.mdwn
index 0ddf4081d52498a34f25f34680a0f06ff8eb32a8..fdaa9a5577f2e07308f4cbca2c27080f80b4a3fe 100644 (file)
--- a/tour.mdwn
+++ b/tour.mdwn
@@ -376,7 +376,7 @@ case):
 
 Besides filtering by commit identifiers, git allows you to easily
 filter the log output according to which files (or directories) are
-modified by listing them after "--" wihch is necessary to distinguish
+modified by listing them after "--" which is necessary to distinguish
 commit names from file names:
 
        $ git log -- Makefile